Song, Xiaoxin The bandwidth for a class of caterpillars with hairs of equal length. (Chinese. English summary) Zbl 0949.05074 J. Zhengzhou Univ., Nat. Sci. Ed. 31, No. 2, 11-16 (1999). MSC: 05C78 PDFBibTeX XMLCite \textit{X. Song}, J. Zhengzhou Univ., Nat. Sci. Ed. 31, No. 2, 11--16 (1999; Zbl 0949.05074)
Wang, Shiying; Liu, Yan; Zhang, Zhuokui The completely matchable graphs. (English) Zbl 0949.05069 J. Zhengzhou Univ., Nat. Sci. Ed. 31, No. 2, 7-10 (1999). MSC: 05C70 PDFBibTeX XMLCite \textit{S. Wang} et al., J. Zhengzhou Univ., Nat. Sci. Ed. 31, No. 2, 7--10 (1999; Zbl 0949.05069)
Lin, Yixun; Deng, Junqiang A graph colouring enumeration problem arising from the topological classification of graphlike manifolds. (Chinese. English summary) Zbl 0949.05032 J. Zhengzhou Univ., Nat. Sci. Ed. 31, No. 2, 1-6 (1999). MSC: 05C15 05C10 57M15 PDFBibTeX XMLCite \textit{Y. Lin} and \textit{J. Deng}, J. Zhengzhou Univ., Nat. Sci. Ed. 31, No. 2, 1--6 (1999; Zbl 0949.05032)